Using a calculator, find 3.7 + 4.5 × 2 (correct to 1 decimal place).
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Practise IGCSE 0580 questions in the style of recent Extended past papers, organised by syllabus subtopic. Each set comes with an examiner-style mark scheme and a downloadable worksheet.
Everything students ask about Cambridge IGCSE 0580 Using a calculator Topical Past Papers.
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These Using a calculator Topical Past Paper Questions are written in the style of recent Cambridge IGCSE Mathematics 0580 Extended papers and grouped by the Number (E1.14) section of the 2025–2027 syllabus. Use them to revise the exact skills examiners test in this part of the course.
Each question is graded Easy → Medium → Hard, plus an A★ Challenge for top-grade preparation. Tap a question to mark your own answer, then unlock the examiner-style mark scheme with model solutions and examiner tips. A printable Topical Past Papers worksheet is included so you can practise offline.
Use a calculator efficiently, enter values appropriately (including time and degrees–minutes–seconds), and interpret the calculator display in context.
Using a calculator, find 3.7 + 4.5 × 2 (correct to 1 decimal place).
A calculator shows the result of √200 as 14.1421356... Give this value correct to 3 significant figures.
[1 mark]Using a calculator, compute (4.3² + 7.1²) ÷ √15.2, giving your answer to 2 decimal places.
[1 mark]Find sin(35°) correct to 3 significant figures.
[1 mark]A calculator display shows 6.4 × 10⁻³. Write this as an ordinary decimal.
[2 marks]Which value is correct: 12 + 15 ÷ 3?
Compute tan(58.3°), giving your answer to 4 significant figures.
[1 mark]A calculator shows 1.43E−5 as the answer to a calculation. Write this in standard form.
[2 marks]Using your calculator, find the value of (1.05)¹⁰, giving the answer correct to 3 decimal places.
[2 marks]Karen computes 3 + 5² ÷ 5 − 1 on her calculator and writes the answer as 4.6. Without recomputing, explain why her answer must be WRONG.
[2 marks]